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-rw-r--r--test/libsolidity/SolidityEndToEndTest.cpp38
1 files changed, 38 insertions, 0 deletions
diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp
index ff128330..9e2c41af 100644
--- a/test/libsolidity/SolidityEndToEndTest.cpp
+++ b/test/libsolidity/SolidityEndToEndTest.cpp
@@ -8772,6 +8772,44 @@ BOOST_AUTO_TEST_CASE(shift_overflow)
BOOST_CHECK(callContractFunction("leftS(int8,int8)", 1, 6) == encodeArgs(u256(64)));
}
+BOOST_AUTO_TEST_CASE(shift_bytes)
+{
+ char const* sourceCode = R"(
+ contract C {
+ function left(bytes20 x, uint8 y) returns (bytes20) {
+ return x << y;
+ }
+ function right(bytes20 x, uint8 y) returns (bytes20) {
+ return x >> y;
+ }
+ }
+ )";
+ compileAndRun(sourceCode, 0, "C");
+ BOOST_CHECK(callContractFunction("left(bytes20,uint8)", "12345678901234567890", 8 * 8) == encodeArgs("901234567890" + string(8, 0)));
+ BOOST_CHECK(callContractFunction("right(bytes20,uint8)", "12345678901234567890", 8 * 8) == encodeArgs(string(8, 0) + "123456789012"));
+}
+
+BOOST_AUTO_TEST_CASE(shift_bytes_cleanup)
+{
+ char const* sourceCode = R"(
+ contract C {
+ function left(uint8 y) returns (bytes20) {
+ bytes20 x;
+ assembly { x := "12345678901234567890abcde" }
+ return x << y;
+ }
+ function right(uint8 y) returns (bytes20) {
+ bytes20 x;
+ assembly { x := "12345678901234567890abcde" }
+ return x >> y;
+ }
+ }
+ )";
+ compileAndRun(sourceCode, 0, "C");
+ BOOST_CHECK(callContractFunction("left(uint8)", 8 * 8) == encodeArgs("901234567890" + string(8, 0)));
+ BOOST_CHECK(callContractFunction("right(uint8)", 8 * 8) == encodeArgs(string(8, 0) + "123456789012"));
+}
+
BOOST_AUTO_TEST_CASE(cleanup_in_compound_assign)
{
char const* sourceCode = R"(